>1z3gI (I:) observed residues (from ATOM records)
qlqqpgaelvkpgasvklsckasgytftsywmhwvkqrpgqglewigmihphsgstnyne
kfkskatltvdkssstaymqlssltsedsavyycargwdvaywgqgtlvtvsaakttpps
vyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytlsss
vtvpsstwpsetvtcnvahpasstkvdkkivprd